== sanity test 398n: test append with parallel DIO ======= 04:21:59 (1785226919)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 3.78245 s, 17.7 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.80925 s, 14.0 MB/s